Building for Apple Watch is harder than for iPhone, despite smaller scope. Claude Code felt like a collaborative teammate, not automation. Iterative AI coding made short, productive work sessions ...

OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch ...

By launching a desktop app, OpenAI is catching up to Anthropic’s popular Claude Code, which already offered a macOS version.

Learn how frameworks like Solid, Svelte, and Angular are using the Signals pattern to deliver reactive state without the ...

OpenAI has launched GPT-5.3 Codex offering a 25% speed increase over GPT-5.2 Codex, helping developers ship code faster.

There was a time I despised smartwatches — yet another screen tied to the wrist, always trying to grab my attention. That was getting too much for an analog watch person. Smartwatches felt way too ...

Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression with pseudo-inverse training implemented using JavaScript. Compared to other training techniques, such as ...

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness/fitness myths. In my free time I enjoy ...

ChatGPT Pro subscribers can try the ultra-low-latency model by updating to the latest versions of the Codex app, CLI, and VS Code extension. OpenAI is also making Codex-Spark available via the API to ...

VO2 Max vs Lactate Threshold: Which to Focus On? However, if you have a watch and a treadmill (or a track where you measure the distance you cover), you can use a relatively simple testing protocol ...

It's time to raise the curtain.

The MarketWatch News Department was not involved in the creation of this content. Dedicated single-track experience connects developers, maintainers, and technical leaders for hands-on learning ...